Frings, H. 1., & Frings, M. (1977). Animal communication (2. edition, revised and enlarged.). Norman: University of Oklahoma Press.
Chicago Style CitationFrings, Hubert 1914-, and Mable Frings. Animal Communication. 2. edition, revised and enlarged. Norman: University of Oklahoma Press, 1977.
MLA CitationFrings, Hubert 1914-, and Mable Frings. Animal Communication. 2. edition, revised and enlarged. Norman: University of Oklahoma Press, 1977.
Warning: These citations may not always be 100% accurate.